The design of this mug is borrowed from Thor Heyerdahl's Kon Tiki boat, which used the design of a South American sun god, Kon Tiki. Forehead has three sunray-like dashes, lips are two horizontal lines. OMC sticker on bottom. This one is is from the South Pacific restaurant in Newton, Massachussetts, and is marked "South Pacific, Newton, Mass." on the back in black.